The NETGEAR WNR2000v5 router contains a buffer overflow in the hiddenlangavi parameter when invoking the URL /apply.cgi?/langcheck.html. This buffer overflow can be exploited by an unauthenticated attacker to achieve remote code execution.

Certain NETGEAR devices are affected by mishandling of repeated URL calls. This affects JNR1010v2 before 2017-01-06, WNR614 before 2017-01-06, WNR618 before 2017-01-06, JWNR2000v5 before 2017-01-06, WNR2020 before 2017-01-06, JWNR2010v5 before 2017-01-06, WNR1000v4 before 2017-01-06, WNR2020v2 before 2017-01-06, R6220 before 2017-01-06, and WNDR3700v5 before 2017-01-06.

Certain NETGEAR devices are affected by CSRF. This affects R6050/JR6150 before 1.0.1.7, PR2000 before 1.0.0.17, R6220 before 1.1.0.50, WNDR3700v5 before 1.1.0.48, JNR1010v2 before 1.1.0.40, JWNR2010v5 before 1.1.0.40, WNR1000v4 before 1.1.0.40, WNR2020 before 1.1.0.40, WNR2050 before 1.1.0.40, WNR614 before 1.1.0.40, WNR618 before 1.1.0.40, and D7000 before 1.0.1.50.